Blackburn XR-1 Bike-Mount Rack for 700c Bicycles Designed to fit mountain road bikes Same design as MTN-2 with a taller frame to easily fit over the largest 700c and 29" wheels Center shelf protects cargo from mud and water Fits both wide and narrow tires, weighs 495 grams and has 30 lbs/13.6kg carrying capacity Strong and durable 12mm gauge aircraft grade 6061 aluminum rod